/* -*- C++ -*- */

/****************************************************************************
** Copyright (c) quickfixengine.org  All rights reserved.
**
** This file is part of the QuickFIX FIX Engine
**
** This file may be distributed under the terms of the quickfixengine.org
** license as defined by quickfixengine.org and appearing in the file
** LICENSE included in the packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.quickfixengine.org/LICENSE for licensing information.
**
** Contact ask@quickfixengine.org if any conditions of this licensing are
** not clear to you.
**
****************************************************************************/

#include "Application.h"
#include "MessageCracker.h"
#include "Session.h"
#include <map>

class MessageCracker : public FIX::MessageCracker
{
  void process( const FIX::Message& message, const FIX::SessionID& sessionID )
  {
    FIX::Message echo = message;
    FIX::PossResend possResend( false );
    if ( message.getHeader().isSetField( possResend ) )
      message.getHeader().getField( possResend );

    FIX::ClOrdID clOrdID;
    message.getField( clOrdID );

    std::pair < FIX::ClOrdID, FIX::SessionID > pair =
      std::make_pair( clOrdID, sessionID );

    if ( possResend == true )
    {
      if ( m_orderIDs.find( pair ) != m_orderIDs.end() )
        return ;
    }
    m_orderIDs.insert( pair );
    FIX::Session::sendToTarget( echo, sessionID );
  }

  std::set < std::pair < FIX::ClOrdID, FIX::SessionID > > m_orderIDs;

public:
void reset() { m_orderIDs.clear(); }
};

class Application : public FIX::Application
{
  void onCreate( const FIX::SessionID& sessionID )
  {
    FIX::Session * pSession = FIX::Session::lookupSession( sessionID );
    if ( pSession ) pSession->reset();
  }

  void onLogon( const FIX::SessionID& sessionID )
  throw( FIX::RejectLogon )
{}

  void onLogout( const FIX::SessionID& sessionID )
  {
    m_cracker.reset();
  }

  void toAdmin( FIX::Message& message, const FIX::SessionID& )
  {}
  void toApp( FIX::Message& message, const FIX::SessionID& )
  throw( FIX::DoNotSend )
  {}
  void fromAdmin( const FIX::Message& message, const FIX::SessionID& )
  throw( FIX::FieldNotFound, FIX::IncorrectDataFormat, FIX::IncorrectTagValue, FIX::RejectLogon ) {}
  void fromApp( const FIX::Message& message, const FIX::SessionID& sessionID )
  throw( FIX::FieldNotFound, FIX::IncorrectDataFormat, FIX::IncorrectTagValue, FIX::UnsupportedMessageType )
  {
    m_cracker.crack( message, sessionID );
  }

  MessageCracker m_cracker;
};
